AMD Radeon RX 8800 XT vs ATI Radeon HD 3450 X2

VS

AMD Radeon RX 8800 XT

ATI Radeon HD 3450 X2

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 8800 XT and 512MB VRAM Radeon HD 3450 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 8800 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (624.1GB/s vs 8.000GB/s)

4056 additional rendering cores

ATI Radeon HD 3450 X2 's Advantages

Lower TDP (50W vs 220W)

Score

Benchmark

FP32 (float)

Radeon RX 8800 XT +41379%

19.91 TFLOPS

Radeon HD 3450 X2

0.048 TFLOPS

Radeon RX 8800 XT

VS

Radeon HD 3450 X2

Graphics Card

Unknown

Release Date

Dec 2007

Navi IV(RX 8000)

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1295 MHz

Base Clock

-

2430 MHz

Boost Clock

-

2438 MHz

Memory Clock

500 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

DDR2

256bit

Memory Bus

64bit

624.1GB/s

Bandwidth

8.000GB/s

Render Config

64

Compute Units

2

-

4096

Shading Units

40

256

TMUs

4

96

ROPs

4

-

64

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

64 KB

64 MB

L3 Cache

-

Theoretical Performance

233.3 GPixel/s

Pixel Rate

2.400 GPixel/s

622.1 GTexel/s

Texture Rate

2.400 GTexel/s

39.81 TFLOPS

FP16 (half)

-

19.91 TFLOPS

FP32 (float)

48.00 GFLOPS

622.1 GFLOPS

FP64 (double)

-

Board Design

220W

TDP

50W

550 W

Suggested PSU

250 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

2x DMS-59

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 48

GPU Name

RV620

Navi 48 XT

GPU Variant

RV620 LE

RDNA 4.0

Architecture

TeraScale

TSMC

Foundry

TSMC

4 nm

Process Size

55 nm

Unknown

Transistors

0.181 billion

Unknown

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.2

OpenCL

N/A

1.3

Vulkan

N/A

-

6.8

Shader Model

4.1

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